| **Restructuring and Other Exit Costs - Summary of Restructuring and Other Exit Activities (Details) $ in Millions** | 3 Months Ended |
|---------------------------------------------------------------------------------------------------------------------|----------------|
||
| **Restructuring Reserve [Roll Forward]**                                                                            |           |
| Balance at January 3, 2020                                                                                          | $ 65           |
| Additional provisions                                                                                               | 3              |
| Payments                                                                                                            | (20)           |
| Balance at April 3, 2020                                                                                            | 48             |
| Employee severance-related costs                                                                                    |           |
| **Restructuring Reserve [Roll Forward]**                                                                            |           |
| Balance at January 3, 2020                                                                                          | 58             |
| Additional provisions                                                                                               | 3              |
| Payments                                                                                                            | (20)           |
| Balance at April 3, 2020                                                                                            | 41             |
| Facilities consolidation and other exit costs                                                                       |           |
| **Restructuring Reserve [Roll Forward]**                                                                            |           |
| Balance at January 3, 2020                                                                                          | 7              |
| Additional provisions                                                                                               | 0              |
| Payments                                                                                                            | 0              |
| Balance at April 3, 2020                                                                                            | $ 7            |

| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.
+ References
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|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.
+ References
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|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.
+ References
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| X                                                                                                                                                                                                                                                                                                                             |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.
+ References
No definition available.
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